DLMF:19.14.E10 (Q6315)

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DLMF:19.14.E10
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    Statements

    Defining formula
    sin 2 ⁡ ϕ = ( γ - α ) ⁢ ( y 2 - x 2 ) γ ⁢ ( y 2 - x 2 ) - a 1 ⁢ ( a 2 + b 2 ⁢ y 2 ) . 2 italic-ϕ 𝛾 𝛼 superscript 𝑦 2 superscript 𝑥 2 𝛾 superscript 𝑦 2 superscript 𝑥 2 subscript 𝑎 1 subscript 𝑎 2 subscript 𝑏 2 superscript 𝑦 2 {\displaystyle{\displaystyle{\sin^{2}}\phi=\frac{(\gamma-\alpha)(y^{2}-x^{2})}% {\gamma(y^{2}-x^{2})-a_{1}(a_{2}+b_{2}y^{2})}.}}
    0 references
    DLMF id
    DLMF:19.14.E10
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    Symbols used
    sine function
    Defining formula
    sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    xml-id
    C4.S14.E1.m2addec
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    Q11807
    Defining formula
    ϕ italic-ϕ {\displaystyle{\displaystyle\phi}}
    xml-id
    C19.S1.XMD4.m1hdec
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